Finding the Fourth Proportional to 1,243,300.32, 1,715,716.08 and 699,466.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,300.32 : 1,715,716.08 = 699,466.32 : x
2. Step 2: Convert to fraction form
   1,243,300.32/1,715,716.08 = 699,466.32/x
3. Step 3: Cross multiply
   1,243,300.32x = 1,715,716.08 × 699,466.32
4. Step 4: Simplify right side
   1,243,300.32x = 1,200,085,612,642.43
5. Step 5: Solve for x
   x = 1,200,085,612,642.43/1,243,300.32
6. Step 6: Final answer
   x = 965,241.94